[openssl/openssl] ae2962: x509/by_file.c: fix unreachable and redundant code

[openssl-machine]

  Branch: refs/heads/master
  Home:   https://github.com/openssl/openssl
  Commit: ae29622f39f7deb0599624cc7a771bfc05f1353f
      https://github.com/openssl/openssl/commit/ae29622f39f7deb0599624cc7a771bfc05f1353f
  Author: atishkov <a.tishkov at aladdin.ru>
  Date:   2023-07-27 (Thu, 27 Jul 2023)

  Changed paths:
    M crypto/x509/by_file.c

  Log Message:
  -----------
  x509/by_file.c: fix unreachable and redundant code

Reviewed-by: Tomas Mraz <tomas at openssl.org>
Reviewed-by: Tom Cosgrove <tom.cosgrove at arm.com>
Reviewed-by: Todd Short <todd.short at me.com>
(Merged from https://github.com/openssl/openssl/pull/21545)